Mr. Rice's students ran a 40-yard dash in the following times, in seconds. 6.8 7.3 7.1 7.0 7.2 7.3 7.0 6.9 6.9 7.1 7.1 7.2 7.1 7.0 7.1 7.2 How many race times are recorded? I need help​

The level of co2 emissions, f(x), in metric tons, from the town of fairfax x years after they started recording is shown in the table below. x 2 4 6 8 10 f(x) 26,460 29,172.15 32,162.29 35,458.93 39,093.47 select the true statement.

Which best explains why this triangle is or is not a right triangle?

Don't know how to find x given these segment lengths